title: Cimetidine interaction with phenytoin.
mesh_terms: D002927:Cimetidine / Q000627:therapeutic use*; D004347:Drug Interactions; D006146:Guanidines / Q000627:therapeutic use*; D006801:Humans; D010672:Phenytoin / Q000627:therapeutic use*
chemical_list: D006146:Guanidines; D010672:Phenytoin; D002927:Cimetidine